Finding the Fourth Proportional to 74,782.24, 103,195.84 and 44,566.88
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Solution
The fourth proportional to 74,782.24, 103,195.84 and 44,566.88 is: 61,500.12
Step by Step Solution
- Step 1: Write the proportion equation
74,782.24 : 103,195.84 = 44,566.88 : x - Step 2: Convert to fraction form
74,782.24/103,195.84 = 44,566.88/x - Step 3: Cross multiply
74,782.24x = 103,195.84 × 44,566.88 - Step 4: Simplify right side
74,782.24x = 4,599,116,617.78 - Step 5: Solve for x
x = 4,599,116,617.78/74,782.24 - Step 6: Final answer
x = 61,500.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.